7-Methoxyisobenzofuran-1(3H)-one CAS 28281-58-5

Purity 97%+In StockPharmaceutical Standards
CAS No.28281-58-5
Molecular FormulaC9H8O3
Molecular Weight164.16 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

7-Methoxyisobenzofuran-1(3H)-one CAS 28281-58-5 chemical structure

Description

7-Methoxyisobenzofuran-1(3H)-one (CAS 28281-58-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H8O3. Molecular weight: 164.16 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC9H8O3
Molecular Weight164.16 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1965

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